3220102221 has 32 divisors (see below), whose sum is σ = 4997323008. Its totient is φ = 1806243840.

The previous prime is 3220102213. The next prime is 3220102229. The reversal of 3220102221 is 1222010223.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3220102213) and next prime (3220102229).

It is not a de Polignac number, because 3220102221 - 2³ = 3220102213 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3220102221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220102229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 711261 + ... + 715773.

It is an arithmetic number, because the mean of its divisors is an integer number (156166344).

Almost surely, 2^3220102221 is an apocalyptic number.

It is an amenable number.

3220102221 is a deficient number, since it is larger than the sum of its proper divisors (1777220787).

3220102221 is a wasteful number, since it uses less digits than its factorization.

3220102221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5141.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 3220102221 is about 56745.9445335083. The cubic root of 3220102221 is about 1476.6918777844.

Adding to 3220102221 its reverse (1222010223), we get a palindrome (4442112444).

It can be divided in two parts, 322010222 and 1, that added together give a palindrome (322010223).

The spelling of 3220102221 in words is "three billion, two hundred twenty million, one hundred two thousand, two hundred twenty-one".